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Cheap flights from Toronto Pearson Intl Airport to San Francisco from C$ 243

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SFO
17 May — 24 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Toronto Pearson Intl to San Francisco are usually found in January or November, booked 69 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Pearson Intl to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Pearson Intl to San Francisco
Explore the most affordable flight options available from Pearson Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2026.

Wed 6/59:45 a.m.
YYZ
-
SFO
Nonstop5h 38m
Multiple Airlines
Wed 27/56:00 a.m.
SFO
-
YYZ
2 stops10h 55m
Multiple Airlines
Deal found 15/4C$ 394
Wed 6/511:10 p.m.
YYZ
-
SFO
2 stops25h 45m
WestJet
Wed 13/51:00 p.m.
SFO
-
YYZ
2 stops13h 10m
WestJet
Deal found 15/4C$ 395
Thu 23/712:40 p.m.
YYZ
-
SFO
2 stops12h 15m
WestJet
Mon 27/71:00 p.m.
SFO
-
YYZ
2 stops13h 10m
WestJet
Deal found 15/4C$ 396
Wed 19/89:00 a.m.
YYZ
-
SFO
1 stop10h 40m
WestJet
Sun 23/86:00 a.m.
SFO
-
YYZ
2 stops12h 35m
WestJet
Deal found 14/4C$ 398
Wed 19/86:15 a.m.
YYZ
-
SFO
1 stop8h 45m
WestJet
Sun 30/86:00 a.m.
SFO
-
YYZ
1 stop8h 10m
WestJet
Deal found 14/4C$ 399
Tue 23/66:15 a.m.
YYZ
-
SFO
1 stop8h 45m
WestJet
Mon 29/66:00 a.m.
SFO
-
YYZ
2 stops10h 55m
WestJet
Deal found 14/4C$ 400
Thu 11/612:40 p.m.
YYZ
-
SFO
2 stops12h 15m
WestJet
Thu 9/76:05 p.m.
SFO
-
YYZ
1 stop8h 40m
WestJet
Deal found 13/4C$ 402
Thu 2/712:40 p.m.
YYZ
-
SFO
2 stops12h 15m
WestJet
Thu 9/76:00 a.m.
SFO
-
YYZ
2 stops10h 55m
WestJet
Deal found 15/4C$ 403
Mon 8/63:50 p.m.
YYZ
-
SFO
1 stop9h 05m
WestJet
Sun 12/76:05 p.m.
SFO
-
YYZ
1 stop9h 50m
WestJet
Deal found 13/4C$ 405
Tue 9/610:50 a.m.
YYZ
-
SFO
1 stop8h 50m
WestJet
Fri 10/76:05 p.m.
SFO
-
YYZ
1 stop8h 40m
WestJet
Deal found 13/4C$ 406
Thu 13/86:15 a.m.
YYZ
-
SFO
1 stop8h 45m
WestJet
Thu 20/86:05 p.m.
SFO
-
YYZ
1 stop8h 40m
WestJet
Deal found 14/4C$ 407
Fri 8/59:45 a.m.
YYZ
-
SFO
Nonstop5h 38m
Air Transat
Tue 12/51:20 p.m.
SFO
-
YYZ
Nonstop5h 05m
Air Transat
Deal found 15/4C$ 409

Find flight deals from Pearson Intl to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Pearson Intl (YYZ) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 April 2026.

Round-trip from

C$ 394

One-way from

C$ 243

Popular in

December

Cheapest in

January

Average price

C$ 499

Good round-trip deal

C$ 544 or less

Good one-way deal

C$ 332 or less
WestJet
  • WestJet
  • 6/5-27/5
  • 2 total stops
  • 16h 33m total
  • Toronto to San Francisco
Search Deals
6/5
  • 6/5
  • 2 total stops
  • 29h 15m total
  • Toronto to San Francisco
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Toronto Pearson Intl to San Francisco.
Search Deals
Price to beat on a one-way flight from Toronto Pearson Intl to San Francisco.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pearson Intl to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 17 April 2026.
Use the filters below to find and compare flights from Toronto Pearson Intl Airport to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Fri 10/7

6:30 a.m.-9:09 a.m.

Nonstop5h 39m

San Francisco

Mon 13/7

11:30 p.m.-9:54 a.m.

1 stop7h 24m

C$ 433

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sat 22/8

6:30 a.m.-9:09 a.m.

Nonstop5h 39m

San Francisco

Mon 31/8

11:30 p.m.-9:54 a.m.

1 stop7h 24m

C$ 433
Quickest round-trip

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 8/9

9:45 a.m.-12:20 p.m.

Nonstop5h 35m

San Francisco

Mon 14/9

1:20 p.m.-9:25 p.m.

Nonstop5h 05m

C$ 435

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 30/4

12:45 p.m.-7:19 p.m.

1 stop9h 34m

San Francisco

Sat 9/5

8:30 a.m.-9:32 p.m.

1 stop10h 02m

C$ 480

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 7/7

6:40 p.m.-6:53 a.m.

1 stop15h 13m

San Francisco

Mon 13/7

10:47 p.m.-7:00 a.m.

Nonstop5h 13m

C$ 494

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 5/5

12:45 p.m.-8:49 p.m.

1 stop11h 04m

San Francisco

Sun 10/5

5:30 a.m.-3:46 p.m.

1 stop7h 16m

C$ 518

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Sat 2/5

2:15 p.m.-7:03 p.m.

1 stop7h 48m

San Francisco

Fri 29/5

11:59 p.m.-1:30 p.m.

1 stop10h 31m

C$ 549

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 28/4

6:11 p.m.-10:26 p.m.

1 stop7h 15m

San Francisco

Tue 12/5

8:30 p.m.-11:36 a.m.

2 stops12h 06m

C$ 550

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Thu 2/7

10:45 a.m.-5:30 p.m.

1 stop9h 45m

San Francisco

Sun 5/7

10:47 p.m.-7:00 a.m.

Nonstop5h 13m

C$ 551

TorontoSan Francisco

YYZ - SFO

YYZSFO

Toronto Pearson Intl

Tue 9/6

12:09 p.m.-11:41 p.m.

2 stops14h 32m

San Francisco

Mon 6/7

12:51 a.m.-11:35 a.m.

1 stop7h 44m

C$ 568

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/4

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Pearson Intl to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Pearson Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Toronto Pearson Intl Airport to San Francisco

How far ahead should I book a flight from Toronto Pearson Intl Airport to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Pearson Intl to San Francisco. Price data was last updated on 10 April 2026.

The best time to book flights from Toronto Pearson Intl Airport to San Francisco is 69 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Toronto Pearson Intl Airport to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to San Francisco (average of C$ 475). Flying from Toronto Pearson Intl Airport to San Francisco in December is currently the most expensive (average of C$ 641). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YYZ to SFO?

Find hourly flight availability from Pearson Intl to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2026.

Unlike in the evening, when flights are generally more expensive, you can save up to 50% on flights from Toronto Pearson Intl Airport to San Francisco by exploring options for tickets at noon.

What is the cheapest day to fly from Toronto Pearson Intl Airport to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Pearson Intl to San Francisco. Price data was last updated on 11 April 2026.

Travelers seeking maximum savings on their Toronto Pearson Intl Airport to San Francisco flight should consider departing on Thursday at noon when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Toronto Pearson Intl Airport to San Francisco?

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated 17 April 2026.
Read reviews from past customers who have flown Porter Airlines,Air Transat, andUnited Airlines from Toronto Pearson Intl Airport to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
435 reviews
Check prices

Crew

8.6

Comfort

8.0

Food

7.6

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
435 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Crew

8.6

Comfort

8.0

Food

7.6

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Transat
7.7
Good
536 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Crew

8.6

Comfort

8.0

Food

7.6

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
United Airlines
7.4
Good
9,598 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Crew

8.6

Comfort

8.0

Food

7.6

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
WestJet
7.2
Good
3,321 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Crew

8.6

Comfort

8.0

Food

7.6

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,931 reviews
Porter Airlines
8.0
Very good
435 reviews
Check prices

Crew

8.6

Comfort

8.0

Food

7.6

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

Related info for your journey

Find useful and relevant information for your journey from Pearson Intl to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Francisco from Toronto Pearson Intl?

    San Francisco (SFO) is the airport you will fly into if you book a flight from Toronto Pearson Intl to San Francisco. You should not have trouble finding flights to San Francisco from Toronto Pearson Intl; the airport handles an average of 20 inbound flights from Toronto Pearson Intl per day. You should also have plenty of airline options to choose from since 8 airlines have flights to the San Francisco airport from Toronto Pearson Intl. It is only a 17.7 km journey from San Francisco (SFO) to San Francisco’s city centre.

  • How long is the flight from Toronto Pearson Intl Airport to San Francisco?

    Airlines like United Airlines and Porter Airlines fly from Toronto Pearson Intl Airport to San Francisco in about 5h 35m. The time it takes to get you to your destination is usually consistent. There are 3626 km between Toronto Pearson Intl Airport and San Francisco. Most flights are nonstop.

  • What are the cheapest airlines flying from Toronto Pearson Intl Airport to San Francisco round-trip?

    Currently priced at C$ 115, Flair Airlines will fly you from Toronto Pearson Intl Airport to San Francisco and back. In addition to Flair Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and WestJet - these airlines can fly you to your destination from C$ 257 and C$ 269, respectively. Flair Airlines is 77% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Toronto Pearson Intl Airport to San Francisco one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 194. Users have also found prices from C$ 211 and C$ 223 on Porter Airlines and Air Transat, respectively.

  • What are the most reliable airlines from Toronto Pearson Intl Airport to San Francisco?

    Consider American Airlines (60%), Porter Airlines (60%) or Air Transat (60%) when booking your flight. These represent the most reliable airlines when flying from Toronto Pearson Intl Airport to San Francisco.

  • What are the cheapest flights from Toronto Pearson Intl Airport to San Francisco?

    Looking at all options, your cheapest flight can be booked for C$ 278. While the most popular route (Toronto Pearson Intl - San Francisco) can be booked for C$ 343 on average, our data indicates C$ 1,604 when flying from Toronto Pearson Intl Airport to San Francisco.

  • Can I find deals for flights from Pearson Intl to San Francisco that include hotel bookings?

    Yes. In addition to deals on Pearson Intl to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pearson Intl to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pearson Intl to San Francisco.

  • Can I find deals for business class flights from Pearson Intl to San Francisco?

    Yes. Cheapflights offers flight deals from Pearson Intl to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Toronto Pearson Intl Airport to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to San Francisco (average of C$ 475). Flying from Toronto Pearson Intl Airport to San Francisco in December is currently the most expensive (average of C$ 641). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
San Bruno
Burlingame
Roseville
Livermore
South San Francisco
Novato
Santa Clara
Vallejo

Browse thousands of different options on Cheapflights for your next trip

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Fly from Pearson Intl to San Francisco on these airlines

Choose from the following airlines for your flight from Pearson Intl to San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 17 April 2026.
Air Canada flights from Toronto Pearson Intl to San Francisco
United Airlines flights from Toronto Pearson Intl to San Francisco
WestJet flights from Toronto Pearson Intl to San Francisco

Top 8 airlines flying from Pearson Intl to San Francisco

Discover the top 8 airlines that operate flights from Pearson Intl to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapestC$ 115AverageC$ 469FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
DeltaCheapestC$ 257AverageC$ 475FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 269AverageC$ 390FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapestC$ 276AverageC$ 659FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 308AverageC$ 486FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 368AverageC$ 564FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 377AverageC$ 576FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
United AirlinesCheapestC$ 436AverageC$ 592FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Pearson Intl to San Francisco?

Cheapflights helps you search for flights from Pearson Intl to San Francisco via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Pearson Intl to San Francisco?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Francisco from Pearson Intl.

Can Cheapflights find flights from Pearson Intl to San Francisco with no change fees?

Certainly. Search results for flights to San Francisco from Pearson Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Pearson Intl to San Francisco become cheaper?

Yes, Cheapflights offers price alerts on Pearson Intl to San Francisco flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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